In a large city, 55% of people pass the drivers' road test. Suppose that every day, 200 people independently take the test a. What is the number of people who are expected to pass? The expected number is (Round to the nearest whole number as needed.)
In a large city, 55% of people pass the drivers' road test. Suppose that every day, 200 people independently take the test a. What is the number of people who are expected to pass? The expected number is (Round to the nearest whole number as needed.)
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:In a large city, 55% of people pass the drivers' road test. Suppose that every day, 200 people independently take the
test
a. What is the number of people who are expected to pass?
The expected number is.
(Round to the nearest whole number as needed.)
Expert Solution

Step 1
Given that
n = 200 , p = 55% = 0.55
X ~ Binomial (n = 200 , p = 0.55)
p= Probability of people pass the drivers' road test
X = Number of people pass the drivers' road test
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